There are total 3 hours or 180 minutes from 7pm to 10pm. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 2PM to 9AM | 9AM to 5AM | 8PM to 4AM |
| 6AM to 2AM | 8PM to 9PM | 9PM to 10PM |
| 4PM to 5AM | 11PM to 7AM | 7AM to 5AM |
| 5PM to 7PM | 9AM to 3PM | 9AM to 9PM |
| 12AM to 10PM | 3PM to 6AM | 10AM to 5AM |
| 4AM to 5AM | 10PM to 12AM | 4PM to 2PM |
